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Control.com topic...
Power Generation
from the EE department...
pf control
Topic: Power generation equipment control.
Originally posted by eurydice on 5 November, 2009 - 10:44 pm
AVR control of islanded systems
New Replies:
Try to check the basics of Real power, apparent power, and reactive power. If the power factor of...
When you're operating as an island, the power factor is what it is. If you try to control power...
from the monitoring department...
CDM
Topic: Sensor technologies.
Originally posted by car1615 on 6 November, 2009 - 7:15 am
Does anyone use CDM for their GTs with DLN?
New Replies:
I was inquiring about a 7EA run as a peaker with DLN1 system. that goes out of emission compliance...
Way too little information provided here. How do you operate your machine? Base Load? Load...
from the operation department...
problems in lub oil system
Topic: Power generation equipment control.
Originally posted by palani on 5 November, 2009 - 11:25 am
reason for high and low lube oil temperatures in lube oil header and the measures to control the parameters
New Replies:
You really need to provide more information when you post a question like this for a proper...
from the Operation department...
Speedtronics partial load
Topic: Power generation equipment control.
Originally posted by Peter Wale on 6 November, 2009 - 3:24 am
Need explanation of Speedtronics partial load control
New Replies:
By definition, Base Load is full load. Anything less (preselected load, manual setting) is partial...
from the Forum department...
hunting of generator
Topic: Engineering and workplace issues.
Originally posted by ask on 5 November, 2009 - 8:26 am
about hunting of generator
New Replies:
Generators aren't allowed to use weapons, therefore they can't hunt. Seriously, the prime mover...
Among most Problems, Generator Hunting mainly is due to Governor Mal-Fuction. So check your...
Topic: The Business of Automation and Control
Posted by Student - MBA project on 6 November, 2009 - 9:56 am
MBA project- Gathering information on what aging automation systems are present in plants and the mechanism to dispose of no longer used parts.
from the ELECTRICTY TRANSMISSION department...
Insulation resistance of cables
Topic: Power generation equipment control.
Originally posted by PARTHIPAN on 2 November, 2009 - 11:55 pm
what is the range of insulation resistance value expected for 132 KV COPPER POWER CABLE?
New Replies:
Parthipan... the IR range, corrected for 300 mt length, is 40-46 Meg Ohms. Phil Corso ...
PARTHIPAN... Unfortunately, high-IR values are not an indication of high-dielectric strength, but,...
Thanks for the response Phil, It is buried under ground from a cable sealing out door gantry...
If you are sure of its age, then please answer the following: o What is the installation? In...
from the Forum department...
temperature control
Topic: Power generation equipment control.
Posted by ask on 5 November, 2009 - 8:02 am
about temperature control system of mark-iv for frame 6B gas turbine.
from the Operation department...
Preselected Load in Generator
Topic: Power generation equipment control.
Originally posted by Walter on 4 November, 2009 - 6:12 am
Operating the Turbine Generator on Preselected Load
New Replies:
Preselected Load Control is really just a lazy man's way of not having to...
Thanks for responding this post. The question is about the behavior of the generator against big...
What causes the distrubances? Frequency excursions? Fuel supply disruptions? Dirty oil? ...
Topic: Power generation equipment control.
Originally posted by GE gas turbines on 23 October, 2008 - 5:05 am
In GE gas turbines DLN system water wash should be done at what load?
New Replies:
To my knowledge for F class machines no need to reduce the load while doing on line water wash. ...
from the IMD department...
20DV Solenoid Detail
Topic: Power generation equipment control.
Posted by MGJ on 4 November, 2009 - 11:15 pm
Details of 20 DV
Topic: Power generation equipment control.
Originally posted by serpi1981 on 19 October, 2009 - 11:57 pm
why the voltage transformers are open delta connected in a GE design
New Replies:
Serpil981... the PTs should not be disconnected. Only the NGR is disconnected for the...
Thanks for your answers the second part of the initial answer was the reply to an old post so don't...
Topic: Power generation equipment control.
Posted by joie on 4 November, 2009 - 3:41 am
In base load trial on part load.all the parameter is normal during part load except GCV opening is sluggish. now problem is that when base load trial is taken MW hunting start.
from the Instrument&Automation department...
Comparison FF HSE/H1 and Profibus DP/PA/ Profinet
Topic: Continuous process industries, DCS questions.
Originally posted by Ing. Fabrizio Di Paolo on 30 October, 2009 - 10:40 am
Need for an help to choose the best fieldbus in a Generating Power Plant
New Replies:
Dear Fabrizio, For comparing FF and PROFIBUS, there is a good white paper on...
Topic: Power generation equipment control.
Originally posted by maqsod on 29 October, 2009 - 12:40 pm
use the spare inputs in DTBA or DTBB
New Replies:
I would like to thank you very much and I will write you what is happening to me in the reply may...
You're not 'canceling' any inputs. You will be relocating (moving) them to unused inputs. For...
We have one unit controlled by two computers and the IDOS— Computer operating system. I found the...
The Mark V Maintenance Manual, GEH-5980, has a section on assigning spare I/O points. It's not...
from the automation department...
speed measuring
Topic: Power generation equipment control.
Posted by sumit bhargava on 3 November, 2009 - 9:14 am
Speed measuring of a turbine using magnetic pickups. Can we use one magnetic pickup to feed two devices (controller and speed indicator)while both use pickup signal(no 4-20 mA)
Topic: Power generation equipment control.
Originally posted by GIRISH on 13 January, 2009 - 4:56 am
I am working in CPP with 750 MW power generation capacity. There are 6 gas turbine generators. Generators have both overvoltage and overexcitation protection...
New Replies:
We use 61 or 24 as the ANSI number for Over excitation. As such ANSI have kept some numbers free...
from the PID_ISA blocks with Cimplicity? department...
Proficy machine edition
Topic: Software, including programming, OS issues, etc.
Originally posted by Mike on 18 October, 2009 - 12:33 am
Is there a way to call or set variables in the PID_ISA block from cimplicity like the Integral or Proportion ?
New Replies:
Yes, you can access the registers of the PID_ISA from CIMPLICITY to tune the block. You'll need to...
Topic: Power generation equipment control.
Originally posted by Amy Roddey on 30 October, 2009 - 7:45 pm
Is certification done on particular models of generator?
New Replies:
And who was making the inquiry? The corporate lawyer? A vendor trying to sell services? A concerned...
from the Forum department...
MarkVIe spare part numbers
Topic: Human-Machine Interface and SCADA.
Originally posted by iqbal on 1 November, 2009 - 2:41 am
GE part numbers for MarkVIe control system
New Replies:
GE, being the capitalist institution they are, provide a Recommended Spare Parts List for every...
from the Automations department...
Abb 800xa Communication problem
Topic: Continuous process industries, DCS questions.
Originally posted by asd on 7 October, 2009 - 1:47 pm
abb 800xA Communication problems
New Replies:
Hi, i Have gone thr such a situation more than 10 times. but your problem is not clear to me. u...
Hi guys; We running power plant with 800xA system, the plant consist of 6 engines, the problem 2...
from the Heaven department...
Load sharing of 2 x 10 MW units
Topic: Power generation equipment control.
Posted by Cadence on 29 October, 2009 - 10:01 am
Load sharing of 2x10MW Steam turbines
from the Forum department...
Generator Syncing issues, VAR spikes, more
Topic: Power generation equipment control.
Originally posted by brw on 16 October, 2009 - 4:29 pm
Generator syncing issues, MVAR spike, voltage mismatch at sync
New Replies:
I apologize for occupying everyone's time on this issue, and I appreciate all information and...
from the C&I department...
GE Frame 9 compressor inlet pressure
Topic: Power generation equipment control.
Originally posted by Jack Peterson on 26 October, 2009 - 7:47 am
What are the probable causes of a high compressor inlet pressure.
New Replies:
The positive calibration setting was the confusing issue as we have poor documentation and...
Jack, it is my thought that these switches are installed to measure inlet differential pressure...
from the Forum department...
AVR documentation
Topic: Power generation equipment control.
Posted by recator on 28 October, 2009 - 4:48 am
Seeking information on AVR
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